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0755-82798135DC DC Switching Controllers
DC DC Switching Controllers
DC-DC switching controllers are power management ICs used to control external power switches for efficient voltage conversion. They support buck, boost, buck-boost, flyback, and other switching topologies, and are commonly used in power supplies, industrial equipment, automotive electronics, communication systems, servers, battery-powered devices, and embedded applications.
TomatoElec is an independent electronic components distributor supplying DC-DC switching controller ICs from mainstream manufacturers such as Texas Instruments, Analog Devices, STMicroelectronics, onsemi, Infineon, Microchip, Renesas, NXP, Diodes Incorporated, and Monolithic Power Systems. Customers can check inventory, price, package, specifications, parameters and PDF datasheets in the product list below, and submit a BOM or RFQ for DC-DC switching controller sourcing support.
| Photo | Mfr. Part # | Availability | Price | Quantity | Datasheet | Series | Package/Case | Packaging | Product Status | Output Type | Function | Output Configuration | Topology | Number of Outputs | Output Phases | Voltage - Supply (Vcc/Vdd) | Frequency - Switching | Duty Cycle (Max) | Synchronous Rectifier | Clock Sync | Serial Interfaces | Control Features | Operating Temperature | Grade | Qualification | Mounting Type | Supplier Device Package |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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UCC3813PWTR-0IC REG CTRLR MULT TOP 8TSSOP |
0 | - |
|
Datasheet |
- | 8-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive | Boost, Flyback, Forward Converter | 1 | 1 | 6.9V ~ 12V | 46kHz | 99% | No | No | - | Frequency Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 8-TSSOP |
|
CS51022ADBR2GIC REG CTRLR MULT TOP 16TSSOP |
0 | - |
|
Datasheet |
- | 16-TSSOP (0.173", 4.40mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Up/Step-Down | Positive, Isolation Capable | Flyback, Forward Converter, Push-Pull | 1 | 1 | 7.7V ~ 20V | 1MHz | - | No | No | - | Current Limit, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 16-TSSOP |
|
MAX17499BEUB+IC REG CTRLR BOOST/SEPIC 10UMAX |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, SEPIC | 1 | 1 | 9.5V ~ 24V | 50kHz ~ 2.5MHz | 75% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-uMAX/uSOP |
|
MAX17500BEUB+IC REG CTRLR BOOST/SEPIC 10UMAX |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, SEPIC | 1 | 1 | 23.6V ~ 30V | 50kHz ~ 2.5MHz | 75% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-uMAX/uSOP |
|
MAX17499AEUB+IC REG CTRLR BOOST/SEPIC 10UMAX |
0 | - |
|
Datasheet |
- | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, SEPIC | 1 | 1 | 9.5V ~ 24V | 50kHz ~ 2.5MHz | 50% | No | No | - | Enable | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-uMAX/uSOP |
|
TPS40074RHLTIC REG CTRLR BUCK 20QFN |
0 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 4.5V ~ 28V | Up to 1MHz | 95% | Yes | Yes | - | Current Limit, Enable, Frequency Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-VQFN (3.5x4.5) |
|
UCC35705PIC REG CTRLR MULT TOPOLOGY 8DIP |
0 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, Forward Converter | 1 | 1 | 8.2V ~ 15V | 1MHz | 93% | No | No | - | Current Limit | 0°C ~ 70°C (TA) | - | - | Through Hole | 8-PDIP |
|
MIC38HC45YNBICMOS 1 A CURRENT-MODE PWM CONT |
174 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive, Isolation Capable | Buck, Boost, Flyback, Forward Converter | 1 | 1 | 7.6V ~ 20V | - | 50% | Yes | No | - | Frequency Control | -40°C ~ 85°C (TA) | - | - | Through Hole | 8-DIP |
|
ISL6526CB-TIC REG CTRLR BUCK 14SOIC |
326 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 300kHz | 100% | Yes | No | - | Enable, Phase Control | 0°C ~ 70°C (TA) | - | - | Surface Mount | 14-SOIC |
|
ISL6553CBSWITCHING CONTROLLER |
216 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | PWM Signal | Step-Down | Positive | Buck | 2 | 2 | 4.75V ~ 5.25V | 50kHz ~ 1.5MHz | - | - | No | - | Enable, Frequency Control, Power Good | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
|
LTC3873EDDB#TRPBFIC REG CTRLR MULT TOPOLOGY 8DFN |
0 | - |
|
Datasheet |
- | 8-WFDFN Exposed Pad | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 8.4V ~ 60V | - | 78% | No | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-DFN (3x2) |
|
LTC3873ETS8#TRPBFIC REG CTRLR MULT TOP TSOT23-8 |
0 | - |
|
Datasheet |
- | SOT-23-8 Thin, TSOT-23-8 | Tape & Reel (TR) | Active | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback, SEPIC | 1 | 1 | 8.4V ~ 60V | - | 78% | No | No | - | Current Limit, Enable, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | TSOT-23-8 |
|
ISL6721ABSWITCHING CONTROLLER |
19,575 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Tube | Obsolete | Transistor Driver | Step-Up, Step-Up/Step-Down | Positive, Isolation Capable | Boost, Flyback | 1 | 1 | 9V ~ 18V | Up to 1MHz | 75% | No | Yes | - | Current Limit, Frequency Control, Power Good, Soft Start | -40°C ~ 105°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6420BIRZ-TS2378SWITCHING CONTROLLER |
8,789 | - |
|
Datasheet |
- | 20-VFQFN Exposed Pad | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5.6V ~ 28V | 100kHz ~ 1.4MHz | 96% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | -40°C ~ 85°C (TA) | - | - | Surface Mount | 20-QFN (4x4) |
|
KA7553AIC REG CTRLR 8DIP |
5,286 | - |
|
Datasheet |
- | 8-DIP (0.300", 7.62mm) | Tube | Obsolete | Transistor Driver | - | Positive | - | 1 | 1 | 8.7V ~ 30V | - | 46% | Yes | No | - | - | -25°C ~ 85°C (TA) | - | - | Through Hole | 8-DIP |
|
ISL6526IBZ-TSWITCHING CONTROLLER, VOLTAGE-MO |
5,000 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 600kHz | 100% | Yes | No | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
L6728DTRIC REG CTRLR BUCK 10DFN |
3,435 | - |
|
Datasheet |
- | 10-VFDFN Exposed Pad | Tape & Reel (TR) | Obsolete | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 5V ~ 12V | 300kHz | 80% | Yes | No | - | Enable, Phase Control, Power Good | -40°C ~ 125°C (TJ) | - | - | Surface Mount | 10-DFN (3x3) |
|
ISL6558CBZSWITCHING CONTROLLER |
1,425 | - |
|
Datasheet |
- | 16-SOIC (0.154", 3.90mm Width) | Bulk | Active | PWM Signal | Step-Down | Positive | Buck | 4 | 4 | 4.75V ~ 5.25V | 80kHz ~ 1.5MHz | 75% | Yes | No | - | Enable, Frequency Control, Phase Control, Power Good, Soft Start | 0°C ~ 70°C (TA) | - | - | Surface Mount | 16-SOIC |
|
ISL6526IBZSWITCHING CONTROLLER, VOLTAGE-MO |
368 | - |
|
Datasheet |
- | 14-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Down | Positive | Buck | 1 | 1 | 2.97V ~ 3.63V | 600kHz | 100% | Yes | No | - | Enable, Phase Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 14-SOIC |
|
TL5001AIDIC REG CTRLR BCK/BST/FLYBK 8SOIC |
0 | - |
|
Datasheet |
- | 8-SOIC (0.154", 3.90mm Width) | Bulk | Active | Transistor Driver | Step-Up, Step-Down, Step-Up/Step-Down | Positive | Buck, Boost, Flyback | 1 | 1 | 3.6V ~ 40V | 20kHz ~ 500kHz | 100% | No | No | - | Dead Time Control, Frequency Control | -40°C ~ 85°C (TA) | - | - | Surface Mount | 8-SOIC |
